diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ecryptfs/debug.c')
| -rw-r--r-- | ANDROID_3.4.5/fs/ecryptfs/debug.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/ANDROID_3.4.5/fs/ecryptfs/debug.c b/ANDROID_3.4.5/fs/ecryptfs/debug.c deleted file mode 100644 index 3d2bdf54..00000000 --- a/ANDROID_3.4.5/fs/ecryptfs/debug.c +++ /dev/null @@ -1,121 +0,0 @@ -/** - * eCryptfs: Linux filesystem encryption layer - * Functions only useful for debugging. - * - * Copyright (C) 2006 International Business Machines Corp. - * Author(s): Michael A. Halcrow <mahalcro@us.ibm.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - */ - -#include "ecryptfs_kernel.h" - -/** - * ecryptfs_dump_auth_tok - debug function to print auth toks - * - * This function will print the contents of an ecryptfs authentication - * token. - */ -void ecryptfs_dump_auth_tok(struct ecryptfs_auth_tok *auth_tok) -{ - char salt[ECRYPTFS_SALT_SIZE * 2 + 1]; - char sig[ECRYPTFS_SIG_SIZE_HEX + 1]; - - ecryptfs_printk(KERN_DEBUG, "Auth tok at mem loc [%p]:\n", - auth_tok); - if (auth_tok->flags & ECRYPTFS_PRIVATE_KEY) { - ecryptfs_printk(KERN_DEBUG, " * private key type\n"); - } else { - ecryptfs_printk(KERN_DEBUG, " * passphrase type\n"); - ecryptfs_to_hex(salt, auth_tok->token.password.salt, - ECRYPTFS_SALT_SIZE); - salt[ECRYPTFS_SALT_SIZE * 2] = '\0'; - ecryptfs_printk(KERN_DEBUG, " * salt = [%s]\n", salt); - if (auth_tok->token.password.flags & - ECRYPTFS_PERSISTENT_PASSWORD) { - ecryptfs_printk(KERN_DEBUG, " * persistent\n"); - } - memcpy(sig, auth_tok->token.password.signature, - ECRYPTFS_SIG_SIZE_HEX); - sig[ECRYPTFS_SIG_SIZE_HEX] = '\0'; - ecryptfs_printk(KERN_DEBUG, " * signature = [%s]\n", sig); - } - ecryptfs_printk(KERN_DEBUG, " * session_key.flags = [0x%x]\n", - auth_tok->session_key.flags); - if (auth_tok->session_key.flags - & ECRYPTFS_USERSPACE_SHOULD_TRY_TO_DECRYPT) - ecryptfs_printk(KERN_DEBUG, - " * Userspace decrypt request set\n"); - if (auth_tok->session_key.flags - & ECRYPTFS_USERSPACE_SHOULD_TRY_TO_ENCRYPT) - ecryptfs_printk(KERN_DEBUG, - " * Userspace encrypt request set\n"); - if (auth_tok->session_key.flags & ECRYPTFS_CONTAINS_DECRYPTED_KEY) { - ecryptfs_printk(KERN_DEBUG, " * Contains decrypted key\n"); - ecryptfs_printk(KERN_DEBUG, - " * session_key.decrypted_key_size = [0x%x]\n", - auth_tok->session_key.decrypted_key_size); - ecryptfs_printk(KERN_DEBUG, " * Decrypted session key " - "dump:\n"); - if (ecryptfs_verbosity > 0) - ecryptfs_dump_hex(auth_tok->session_key.decrypted_key, - ECRYPTFS_DEFAULT_KEY_BYTES); - } - if (auth_tok->session_key.flags & ECRYPTFS_CONTAINS_ENCRYPTED_KEY) { - ecryptfs_printk(KERN_DEBUG, " * Contains encrypted key\n"); - ecryptfs_printk(KERN_DEBUG, - " * session_key.encrypted_key_size = [0x%x]\n", - auth_tok->session_key.encrypted_key_size); - ecryptfs_printk(KERN_DEBUG, " * Encrypted session key " - "dump:\n"); - if (ecryptfs_verbosity > 0) - ecryptfs_dump_hex(auth_tok->session_key.encrypted_key, - auth_tok->session_key. - encrypted_key_size); - } -} - -/** - * ecryptfs_dump_hex - debug hex printer - * @data: string of bytes to be printed - * @bytes: number of bytes to print - * - * Dump hexadecimal representation of char array - */ -void ecryptfs_dump_hex(char *data, int bytes) -{ - int i = 0; - int add_newline = 1; - - if (ecryptfs_verbosity < 1) - return; - if (bytes != 0) { - printk(KERN_DEBUG "0x%.2x.", (unsigned char)data[i]); - i++; - } - while (i < bytes) { - printk("0x%.2x.", (unsigned char)data[i]); - i++; - if (i % 16 == 0) { - printk("\n"); - add_newline = 0; - } else - add_newline = 1; - } - if (add_newline) - printk("\n"); -} - |